You are eligible to take the CNA 1 Examination if you have: 1  Completed an OSBN-approved nursing assistant level-1 training program in the last two years; or. 2  Completed an approved nurse aide training program in another state that was at least 75 hours in length (and met OBRA 1987 standards) within the last two years; or.
Yucca Valley, CA Weather. The average temperature of Yucca Valley is 62.91Â°F, which is higher than the California average temperature of 61.17Â°F and is much higher than the national average temperature of 54.45Â°F. Historical Weather.
Temperature variations between night and day tend to be relatively big during summer with a difference that can reach 33 degrees Fahrenheit, and moderate during winter with an average difference of 25 degrees Fahrenheit. The annual average precipitation at Yucaipa is 13.62 Inches.